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-rwxr-xr-xsrc/plugins/wireguard/wireguard_send.h45
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diff --git a/src/plugins/wireguard/wireguard_send.h b/src/plugins/wireguard/wireguard_send.h
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+/*
+ * Copyright (c) 2020 Doc.ai and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __included_wg_send_h__
+#define __included_wg_send_h__
+
+#include <wireguard/wireguard_peer.h>
+
+bool wg_send_keepalive (vlib_main_t * vm, wg_peer_t * peer);
+bool wg_send_handshake (vlib_main_t * vm, wg_peer_t * peer, bool is_retry);
+bool wg_send_handshake_response (vlib_main_t * vm, wg_peer_t * peer);
+
+always_inline void
+ip4_header_set_len_w_chksum (ip4_header_t * ip4, u16 len)
+{
+ ip_csum_t sum = ip4->checksum;
+ u8 old = ip4->length;
+ u8 new = len;
+
+ sum = ip_csum_update (sum, old, new, ip4_header_t, length);
+ ip4->checksum = ip_csum_fold (sum);
+ ip4->length = new;
+}
+
+#endif /* __included_wg_send_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */